dt-bindings: phy: tegra-xusb-padctl: Add Tegra210 support

Extend the binding to cover the set of feature found in Tegra210.

Acked-by: Rob Herring <robh@kernel.org>
Acked-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Thierry Reding 2015-11-04 17:35:01 +01:00
parent b1accd107b
commit d6f83c1b1d

View File

@ -35,6 +35,7 @@ Required properties:
- compatible: Must be:
- Tegra124: "nvidia,tegra124-xusb-padctl"
- Tegra132: "nvidia,tegra132-xusb-padctl", "nvidia,tegra124-xusb-padctl"
- Tegra210: "nvidia,tegra210-xusb-padctl"
- reg: Physical base address and length of the controller's registers.
- resets: Must contain an entry for each entry in reset-names.
- reset-names: Must include the following entries:
@ -55,6 +56,44 @@ the pad and any of its lanes, this property must be set to "okay".
For Tegra124 and Tegra132, the following pads exist: usb2, ulpi, hsic, pcie
and sata. No extra resources are required for operation of these pads.
For Tegra210, the following pads exist: usb2, hsic, pcie and sata. Below is
a description of the properties of each pad.
UTMI pad:
---------
Required properties:
- clocks: Must contain an entry for each entry in clock-names.
- clock-names: Must contain the following entries:
- "trk": phandle and specifier referring to the USB2 tracking clock
HSIC pad:
---------
Required properties:
- clocks: Must contain an entry for each entry in clock-names.
- clock-names: Must contain the following entries:
- "trk": phandle and specifier referring to the HSIC tracking clock
PCIe pad:
---------
Required properties:
- clocks: Must contain an entry for each entry in clock-names.
- clock-names: Must contain the following entries:
- "pll": phandle and specifier referring to the PLLE
- resets: Must contain an entry for each entry in reset-names.
- reset-names: Must contain the following entries:
- "phy": reset for the PCIe UPHY block
SATA pad:
---------
Required properties:
- resets: Must contain an entry for each entry in reset-names.
- reset-names: Must contain the following entries:
- "phy": reset for the SATA UPHY block
PHY nodes:
==========
@ -84,6 +123,16 @@ For Tegra124 and Tegra132, the list of valid PHY nodes is given below:
- sata: sata-0
- functions: "usb3-ss", "sata"
For Tegra210, the list of valid PHY nodes is given below:
- utmi: utmi-0, utmi-1, utmi-2, utmi-3
- functions: "snps", "xusb", "uart"
- hsic: hsic-0, hsic-1
- functions: "snps", "xusb"
- pcie: pcie-0, pcie-1, pcie-2, pcie-3, pcie-4, pcie-5, pcie-6
- functions: "pcie-x1", "usb3-ss", "pcie-x4"
- sata: sata-0
- functions: "usb3-ss", "sata"
Port nodes:
===========
@ -144,6 +193,7 @@ Required properties:
to map this super-speed USB port to. The range of valid port numbers varies
with the SoC generation:
- 0-2: for Tegra124 and Tegra132
- 0-3: for Tegra210
Optional properties:
- nvidia,internal: A boolean property whose presence determines that a port
@ -157,6 +207,11 @@ ports:
- 2x HSIC: hsic-0, hsic-1
- 2x super-speed USB: usb3-0, usb3-1
For Tegra210, the XUSB pad controller exposes the following ports:
- 4x USB2: usb2-0, usb2-1, usb2-2, usb2-3
- 2x HSIC: hsic-0, hsic-1
- 4x super-speed USB: usb3-0, usb3-1, usb3-2, usb3-3
Examples:
=========
@ -390,3 +445,289 @@ Board file:
};
};
};
Tegra210:
---------
SoC include:
padctl@7009f000 {
compatible = "nvidia,tegra210-xusb-padctl";
reg = <0x0 0x7009f000 0x0 0x1000>;
resets = <&tegra_car 142>;
reset-names = "padctl";
status = "disabled";
pads {
usb2 {
clocks = <&tegra_car TEGRA210_CLK_USB2_TRK>;
clock-names = "trk";
status = "disabled";
lanes {
usb2-0 {
status = "disabled";
#phy-cells = <0>;
};
usb2-1 {
status = "disabled";
#phy-cells = <0>;
};
usb2-2 {
status = "disabled";
#phy-cells = <0>;
};
usb2-3 {
status = "disabled";
#phy-cells = <0>;
};
};
};
hsic {
clocks = <&tegra_car TEGRA210_CLK_HSIC_TRK>;
clock-names = "trk";
status = "disabled";
lanes {
hsic-0 {
status = "disabled";
#phy-cells = <0>;
};
hsic-1 {
status = "disabled";
#phy-cells = <0>;
};
};
};
pcie {
clocks = <&tegra_car TEGRA210_CLK_PLL_E>;
clock-names = "pll";
resets = <&tegra_car 205>;
reset-names = "phy";
status = "disabled";
lanes {
pcie-0 {
status = "disabled";
#phy-cells = <0>;
};
pcie-1 {
status = "disabled";
#phy-cells = <0>;
};
pcie-2 {
status = "disabled";
#phy-cells = <0>;
};
pcie-3 {
status = "disabled";
#phy-cells = <0>;
};
pcie-4 {
status = "disabled";
#phy-cells = <0>;
};
pcie-5 {
status = "disabled";
#phy-cells = <0>;
};
pcie-6 {
status = "disabled";
#phy-cells = <0>;
};
};
};
sata {
clocks = <&tegra_car TEGRA210_CLK_PLL_E>;
clock-names = "pll";
resets = <&tegra_car 204>;
reset-names = "phy";
status = "disabled";
lanes {
sata-0 {
status = "disabled";
#phy-cells = <0>;
};
};
};
};
ports {
usb2-0 {
status = "disabled";
};
usb2-1 {
status = "disabled";
};
usb2-2 {
status = "disabled";
};
usb2-3 {
status = "disabled";
};
hsic-0 {
status = "disabled";
};
hsic-1 {
status = "disabled";
};
usb3-0 {
status = "disabled";
};
usb3-1 {
status = "disabled";
};
usb3-2 {
status = "disabled";
};
usb3-3 {
status = "disabled";
};
};
};
Board file:
padctl@7009f000 {
status = "okay";
pads {
usb2 {
status = "okay";
lanes {
usb2-0 {
nvidia,function = "xusb";
status = "okay";
};
usb2-1 {
nvidia,function = "xusb";
status = "okay";
};
usb2-2 {
nvidia,function = "xusb";
status = "okay";
};
usb2-3 {
nvidia,function = "xusb";
status = "okay";
};
};
};
pcie {
status = "okay";
lanes {
pcie-0 {
nvidia,function = "pcie-x1";
status = "okay";
};
pcie-1 {
nvidia,function = "pcie-x4";
status = "okay";
};
pcie-2 {
nvidia,function = "pcie-x4";
status = "okay";
};
pcie-3 {
nvidia,function = "pcie-x4";
status = "okay";
};
pcie-4 {
nvidia,function = "pcie-x4";
status = "okay";
};
pcie-5 {
nvidia,function = "usb3-ss";
status = "okay";
};
pcie-6 {
nvidia,function = "usb3-ss";
status = "okay";
};
};
};
sata {
status = "okay";
lanes {
sata-0 {
nvidia,function = "sata";
status = "okay";
};
};
};
};
ports {
usb2-0 {
status = "okay";
mode = "otg";
};
usb2-1 {
status = "okay";
vbus-supply = <&vdd_5v0_rtl>;
mode = "host";
};
usb2-2 {
status = "okay";
vbus-supply = <&vdd_usb_vbus>;
mode = "host";
};
usb2-3 {
status = "okay";
mode = "host";
};
usb3-0 {
status = "okay";
nvidia,lanes = "pcie-6";
nvidia,port = <1>;
};
usb3-1 {
status = "okay";
nvidia,lanes = "pcie-5";
nvidia,port = <2>;
};
};
};